Independent Bitcoin Advisory
21
Twenty-one squared

Clarity in a noisy market. Independent thinking, long-term perspective, Bitcoin-native approach.

BTC / EUR · Live
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Market Cap
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Block Height
Sats / €1
Genesis Day
Fear & Greed
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The Bitcoin clock.

Every 10 minutes, a new block is mined. The protocol runs on schedule — with or without permission.

Block HeightBlocks mined since genesis
Blocks to HalvingNext halving at block 1,050,000
BTC MinedOut of 21,000,000
Days Since GenesisJanuary 3, 2009
Next Halving Countdown Block reward drops from 3.125 → 1.5625 BTC
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Bitcoin Supply Issued —%
— BTC mined 21,000,000 cap
Squared thinking.
Bitcoin focus.

21 Squared is an independent advisory project built around a single conviction: Bitcoin is the most significant monetary development of our era.



We help individuals and families think clearly about long-term wealth preservation — without the noise, without the conflicts of interest, and without the hype.



This website is for informational purposes only and does not constitute financial or investment advice.

21M
Hard cap. Forever.
One asset. One focus.
Long time horizon
0
Conflicts of interest
The only question that matters
Get off
zero.

The hardest money ever created is available to anyone with an internet connection. The question isn't whether Bitcoin matters — it's whether you're ready to understand why.

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The Bitcoin principles.
01
21,000,000.
Not one more.

The hardest monetary cap in human history. Unlike every other asset — gold, real estate, equities — the supply of Bitcoin is mathematically fixed forever. Scarcity by protocol.

02
Your keys.
Your coins.

Self-custody transforms Bitcoin from a financial product into genuine sovereignty. When you hold your own keys, no institution, government, or bank can freeze, seize, or inflate your wealth.

03
Don't trust.
Verify.

Bitcoin requires no central authority and asks for no blind trust. Every transaction, every block, every rule is verifiable by anyone running a node. This is what trustless means.

04
Long time
preference.

Sound money rewards patience. Bitcoin's design punishes short-term thinking and rewards those who understand its trajectory over years and decades — not days or weeks.

05
Borderless.
Permissionless.

Bitcoin moves at the speed of light across any border, to anyone, without asking permission. For the first time in history, anyone can be their own bank and their own payment rail.

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How many sats
is that?

1 Bitcoin = 100,000,000 satoshis. The smallest unit of account — named after its creator. Convert any euro amount into sats in real time.


Price updates every 30 seconds from CoinGecko.

You have (EUR)
You get (Satoshis)
— BTC
1 BTC = loading…
"

A purely peer-to-peer version of electronic cash would allow online payments to be sent directly from one party to another without going through a financial institution.

Satoshi Nakamoto · Bitcoin Whitepaper, 2008
"

Bitcoin is the first thing that humanity has ever created that has absolutely perfect, unimpeachable scarcity. There's no more powerful idea in the world of money.

Michael Saylor · MicroStrategy
"

Sound money is money that no one can monopolize, manipulate, or destroy. For the first time in history, we have a form of money that truly qualifies.

Saifedean Ammous · The Bitcoin Standard
"

Bitcoin is the separation of money and state — the most important idea of the 21st century. Every generation has its defining monetary moment. This is ours.

Jack Mallers · Strike
"

It might make sense just to get some in case it catches on. If enough people think the same way, that becomes a self-fulfilling prophecy.

Satoshi Nakamoto · Bitcointalk, 2009
Let's talk.

Have a question or want to start a conversation? Reach out directly — no forms, no bots.

isebrand@21squared.it

All enquiries are handled personally.
Expect a response within 1–2 business days.

FocusIndependent Bitcoin Advisory
ApproachLong-term, conviction-based
LocationItaly · Remote Worldwide
DisclaimerNothing on this website constitutes financial, investment, or legal advice. All content is for informational purposes only.